/* ==========================================================
   SONOT — Sistema de diseño (Kit de Identidad · Opción 2)
   Paleta: Azul Noche, Tierra Cálida, Cactus Turquesa, Sol Dorado
   Tipografía del kit: Futura Bold (titulares) → sustituto web
   libre: Jost. Cuerpo: Montserrat (lectura digital).
   ========================================================== */
:root {
  --noche: #10294a;
  --noche-950: #0a1c34;
  --noche-700: #1d3a60;
  --noche-100: #c5d4e2;
  --tierra: #bc5f28;
  --tierra-600: #a35222;
  --cactus: #056878;
  --cactus-100: #d3e8ec;
  --sol: #d59a30;
  --sol-100: #f8ecd6;
  --fondo: #fdfcfa;
  --tinta: #10294a;
  --tinta-suave: #40566b;
  --linea: #e3e0da;
  --f-display: "Jost", "Futura", "Montserrat", system-ui, sans-serif;
  --f-body: "Montserrat", system-ui, sans-serif;
  --f-ui: "Montserrat", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--fondo);
  color: var(--tinta);
  font-family: var(--f-body);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3 {
  font-family: var(--f-display);
  font-weight: 700;
  letter-spacing: 0.005em;
  text-wrap: balance;
  line-height: 1.14;
}

.wrap { max-width: 72rem; margin-inline: auto; padding-inline: 1rem; }

/* ---------- Barra superior binacional ---------- */
.topbar {
  background: var(--noche-950);
  color: var(--noche-100);
  font-family: var(--f-ui);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}
.topbar .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.4rem;
  flex-wrap: wrap;
}
.topbar .geo b { color: var(--sol); font-weight: 700; }

/* ---------- Cabecera / masthead con logotipo ---------- */
header.masthead {
  background: #fff;
  color: var(--tinta);
  border-bottom: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--noche), var(--cactus), var(--tierra), var(--sol)) 1;
}
/* En el masthead claro el logo va directo, sin placa */
header.masthead .placa-logo {
  background: transparent;
  box-shadow: none;
  padding: 0;
  border-radius: 0;
}
header.masthead .placa-logo img { height: 64px; max-width: 360px; }
.masthead .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.9rem;
  flex-wrap: wrap;
}
.marca {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}
.placa-logo {
  background: #fff;
  border-radius: 10px;
  padding: 8px 16px;
  display: grid;
  place-items: center;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}
.placa-logo img { display: block; height: 52px; width: auto; max-width: 320px; object-fit: contain; }
.placa-logo.chica img { height: 38px; max-width: 240px; }
.marca .isotipo {
  width: 62px;
  height: 47px;
  background: #fff;
  border-radius: 8px;
  padding: 5px 7px;
  display: grid;
  place-items: center;
}
.marca .isotipo img { width: 100%; height: 100%; }
.marca .nombre {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 4.5vw, 2.3rem);
  letter-spacing: 0.06em;
  line-height: 1;
}
.marca .nombre span { color: var(--sol); }
.marca .lema {
  display: block;
  font-family: var(--f-ui);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--tinta-suave);
  margin-top: 0.3rem;
}
.tagline {
  font-family: var(--f-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tinta-suave);
}

nav.secciones { background: var(--noche); overflow-x: auto; }
nav.secciones ul {
  display: flex;
  gap: 0.25rem;
  list-style: none;
  padding-block: 0 0.75rem;
}
nav.secciones a {
  display: block;
  padding: 0.35rem 0.8rem;
  font-family: var(--f-ui);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  white-space: nowrap;
}
nav.secciones a:hover { background: var(--noche-700); }
nav.secciones a.frontera { color: var(--sol); }

/* ---------- Módulo EN VIVO ---------- */
#live-banner { display: none; background: var(--noche); color: #fff; border-bottom: 1px solid var(--noche-700); }
#live-banner.activo { display: block; }
#live-banner .wrap { display: grid; gap: 1rem; padding-block: 1.1rem; grid-template-columns: 1fr; }
@media (min-width: 768px) { #live-banner .wrap { grid-template-columns: 1fr 2fr; align-items: center; } }
.live-chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--tierra); color: #fff;
  font-family: var(--f-ui); font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
  padding: 0.3rem 0.75rem; border-radius: 3px;
}
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: #fff; animation: pulso 1.4s ease-in-out infinite; }
@keyframes pulso { 50% { opacity: 0.35; } }
#live-banner h2 { font-size: 1.4rem; margin-top: 0.7rem; }
#live-banner .sub { font-family: var(--f-ui); font-size: 0.82rem; color: var(--noche-100); margin-top: 0.25rem; }
.live-player { aspect-ratio: 16 / 9; background: #000; border-radius: 6px; overflow: hidden; }
.live-player iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Kickers, fotos y tarjetas ---------- */
.kicker {
  font-family: var(--f-ui);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cactus);
}
.kicker.frontera { color: var(--tierra); }

.foto {
  aspect-ratio: 3 / 2;
  border-radius: 6px;
  background:
    linear-gradient(140deg, rgba(0,43,75,0.88), rgba(10,93,110,0.55)),
    radial-gradient(circle at 75% 20%, var(--sol) 0%, transparent 45%),
    linear-gradient(220deg, var(--tierra), var(--noche));
  display: grid;
  place-items: center;
  color: rgba(255,255,255,0.55);
  font-family: var(--f-ui);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.foto.alta { aspect-ratio: 16 / 9; }
.foto img { width: 100%; height: 100%; object-fit: cover; border-radius: 6px; }

/* ---------- Apertura ---------- */
.apertura { padding-block: 2rem 1.5rem; border-bottom: 1px solid var(--linea); }
.apertura .grid { display: grid; gap: 1.5rem; }
@media (min-width: 900px) { .apertura .grid { grid-template-columns: 7fr 5fr; align-items: center; } }
.apertura h1 { font-size: clamp(1.7rem, 4vw, 2.7rem); margin: 0.5rem 0 0.75rem; }
.apertura h1 a, .card h3 a { text-decoration: none; }
.apertura h1 a:hover, .card h3 a:hover { color: var(--tierra-600); }
.entradilla { color: var(--tinta-suave); font-size: 1.05rem; }
.firma { font-family: var(--f-ui); font-size: 0.76rem; color: var(--tinta-suave); margin-top: 0.9rem; }
.firma b { color: var(--tinta); font-weight: 700; }

/* ---------- Bloques ---------- */
.bloque { padding-block: 1.75rem; border-bottom: 1px solid var(--linea); }
.bloque-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 1.1rem; }
.bloque-head h2 { font-size: 1.2rem; padding-left: 0.6rem; border-left: 4px solid var(--tierra); text-transform: uppercase; letter-spacing: 0.04em; }
.bloque-head a { font-family: var(--f-ui); font-size: 0.76rem; font-weight: 700; color: var(--tierra-600); text-decoration: none; }
.tres { display: grid; gap: 1.5rem; }
@media (min-width: 700px) { .tres { grid-template-columns: repeat(3, 1fr); } }
.card h3 { font-size: 1.1rem; margin: 0.55rem 0 0.4rem; }
.card p { font-size: 0.88rem; color: var(--tinta-suave); }

/* ---------- Opinión ---------- */
.opinion { background: var(--sol-100); border-bottom: 1px solid var(--linea); }
.opinion .bloque-head h2 { border-color: var(--sol); }
.op-grid { display: grid; gap: 1.25rem; padding-bottom: 1.75rem; }
@media (min-width: 700px) { .op-grid { grid-template-columns: repeat(3, 1fr); } }
.op-card { background: #fff; border: 1px solid var(--linea); border-radius: 6px; padding: 1.1rem 1.2rem; }
.op-card blockquote { font-family: var(--f-display); font-weight: 500; font-size: 1.02rem; font-style: italic; line-height: 1.45; }
.op-card .firma { margin-top: 0.7rem; }

/* ---------- Zonas publicitarias (anti-CLS) ---------- */
.ad-slot {
  position: relative; margin-inline: auto;
  display: grid; place-items: center;
  background: #f3f1ec; border: 1px dashed var(--linea); overflow: hidden;
}
.ad-slot::before {
  content: "Publicidad";
  position: absolute; top: 4px; left: 8px;
  font-family: var(--f-ui); font-size: 0.58rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--tinta-suave); opacity: 0.5;
}
.ad-slot a, .ad-slot img { width: 100%; height: 100%; object-fit: contain; }
.ad-header { width: min(100%, 728px); height: 90px; margin-block: 1.25rem; }
.ad-inarticle { width: min(100%, 728px); height: 90px; margin-block: 2rem; }
.ad-portada-medio { width: min(100%, 728px); height: 90px; margin-block: 1.75rem; }
.ad-pie-nota { width: min(100%, 300px); height: 250px; margin-block: 2rem; }
@media (max-width: 640px) {
  .ad-header { width: min(100%, 320px); height: 100px; }
  .ad-inarticle, .ad-portada-medio { width: min(100%, 300px); height: 250px; }
}

/* Banner fijo inferior — SOLO móvil, superpuesto (no empuja el contenido) */
#ad-sticky {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 70;
  display: none;
  justify-content: center;
  align-items: center;
  background: rgba(253, 252, 250, 0.97);
  border-top: 1px solid var(--linea);
  padding: 0.35rem 0.5rem calc(0.35rem + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 16px rgba(0, 43, 75, 0.08);
}
#ad-sticky.visible { display: flex; }
#ad-sticky .ad-slot {
  width: 320px; height: 50px;
  margin: 0; border: none; background: transparent;
}
#ad-sticky .ad-slot::before { display: none; }
#ad-sticky .cerrar {
  position: absolute;
  top: -14px; right: 8px;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--linea);
  background: #fff;
  color: var(--tinta-suave);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
}
@media (min-width: 768px) { #ad-sticky { display: none !important; } }

/* ---------- Página de artículo ---------- */
#progreso {
  position: fixed; inset: 0 auto auto 0;
  height: 3px; width: 100%;
  transform: scaleX(0); transform-origin: left;
  background: linear-gradient(90deg, var(--tierra), var(--sol));
  z-index: 60;
}
article.nota { max-width: 44rem; margin-inline: auto; padding: 2.25rem 1rem 3rem; }
article.nota h1 { font-size: clamp(1.6rem, 3.8vw, 2.4rem); margin: 0.5rem 0 0.75rem; }
article.nota .entradilla { margin-bottom: 1rem; }
.meta {
  display: flex; flex-wrap: wrap; gap: 0.35rem 1rem;
  font-family: var(--f-ui); font-size: 0.76rem; color: var(--tinta-suave);
  padding-block: 0.8rem; margin-bottom: 1.4rem;
  border-block: 1px solid var(--linea);
}
article.nota .cuerpo p { margin-bottom: 1.15rem; font-size: 1.02rem; line-height: 1.8; }
article.nota .cuerpo p:first-of-type::first-letter {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 3em; line-height: 0.85;
  float: left; padding-right: 0.55rem;
  color: var(--tierra);
}
.destacado {
  border-left: 4px solid var(--sol);
  background: var(--sol-100);
  padding: 1rem 1.25rem;
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 1.15rem;
  font-style: italic;
  margin: 1.5rem 0;
  border-radius: 0 6px 6px 0;
}

.compartir { display: flex; gap: 0.5rem; margin-top: 2rem; flex-wrap: wrap; }
.compartir a, .compartir button {
  font-family: var(--f-ui); font-size: 0.76rem; font-weight: 700;
  padding: 0.45rem 0.9rem; border-radius: 4px;
  border: 1px solid var(--linea); background: #fff; color: var(--tinta);
  text-decoration: none; cursor: pointer;
}
.compartir a:hover, .compartir button:hover { border-color: var(--cactus); color: var(--cactus); }

.relacionados { border-top: 1px solid var(--linea); margin-top: 2.5rem; padding-top: 1.5rem; }
.relacionados h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.relacionados li { margin-bottom: 0.6rem; }
.relacionados a { color: var(--tinta); }
.relacionados a:hover { color: var(--tierra-600); }

/* ---------- Pie ---------- */
footer.pie { background: var(--noche); color: var(--noche-100); margin-top: 2.5rem; }
footer.pie .wrap { display: grid; gap: 1.5rem; padding-block: 2.25rem; font-family: var(--f-ui); font-size: 0.82rem; }
@media (min-width: 700px) { footer.pie .wrap { grid-template-columns: 2fr 1fr 1fr; } }
footer.pie h4 {
  font-family: var(--f-ui); font-size: 0.68rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--sol); margin-bottom: 0.6rem;
}
footer.pie ul { list-style: none; }
footer.pie li { margin-bottom: 0.4rem; }
footer.pie a { color: var(--noche-100); text-decoration: none; }
footer.pie a:hover { color: #fff; }
.legal {
  border-top: 1px solid var(--noche-700);
  padding-block: 0.9rem;
  font-size: 0.7rem;
  text-align: center;
  color: var(--noche-100);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ==========================================================
   OPTIMIZACIÓN MÓVIL
   ========================================================== */

/* Navegación: sin barra de scroll visible, con desvanecido lateral */
nav.secciones {
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
nav.secciones::-webkit-scrollbar { display: none; }
@media (max-width: 640px) {
  nav.secciones {
    -webkit-mask-image: linear-gradient(90deg, #000 88%, transparent);
    mask-image: linear-gradient(90deg, #000 88%, transparent);
  }
  nav.secciones a { padding: 0.55rem 0.8rem; } /* área táctil mayor */
}

@media (max-width: 640px) {
  /* Barra superior: solo la franja binacional, sin fecha */
  .topbar span:last-child { display: none; }
  .topbar .wrap { justify-content: center; }

  /* Masthead compacto */
  .placa-logo {
  background: #fff;
  border-radius: 10px;
  padding: 8px 16px;
  display: grid;
  place-items: center;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}
.placa-logo img { display: block; height: 52px; width: auto; max-width: 320px; object-fit: contain; }
.placa-logo.chica img { height: 38px; max-width: 240px; }
.marca .isotipo { width: 50px; height: 39px; padding: 4px 5px; }
  .marca .lema { letter-spacing: 0.22em; font-size: 0.56rem; }
  .masthead .wrap > .tagline { display: none; }

  /* Apertura: foto primero, texto después */
  .apertura { padding-block: 1.4rem 1.2rem; }
  .apertura .grid > .foto { order: -1; }
  .apertura h1 { font-size: 1.55rem; }
  .entradilla { font-size: 0.98rem; }

  /* Tarjetas con foto: formato lista horizontal (patrón de app de noticias) */
  .tres { gap: 1.1rem; }
  .tres .card:has(.foto) {
    display: grid;
    grid-template-columns: 108px 1fr;
    gap: 0.8rem;
    align-items: start;
  }
  .tres .card:has(.foto) .foto { aspect-ratio: 1; font-size: 0.5rem; }
  .tres .card h3 { font-size: 1rem; margin: 0.25rem 0 0.3rem; }
  .tres .card p {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.82rem;
  }
  .bloque { padding-block: 1.3rem; }

  /* Artículo: lectura cómoda con una mano */
  article.nota { padding: 1.6rem 1rem 2.5rem; }
  article.nota .cuerpo p { font-size: 1.05rem; line-height: 1.85; }
  .destacado { font-size: 1.08rem; padding: 0.9rem 1rem; }
  .compartir a, .compartir button { padding: 0.6rem 1rem; } /* táctil */
  .relacionados li { margin-bottom: 0.85rem; }

  /* EN VIVO compacto */
  #live-banner h2 { font-size: 1.15rem; }

  /* Dejar respirar el contenido sobre el banner fijo inferior */
  body.con-sticky footer.pie { padding-bottom: 70px; }
}

/* Pantallas muy pequeñas */
@media (max-width: 360px) {
  .marca .nombre { font-size: 1.45rem; }
  .tres .card:has(.foto) { grid-template-columns: 92px 1fr; }
}

/* ---------- Paginación de secciones ---------- */
.paginacion {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 2rem;
  font-family: var(--f-ui);
  font-size: 0.85rem;
}
.paginacion a {
  color: var(--cactus);
  text-decoration: none;
  font-weight: 700;
  padding: 0.45rem 0.9rem;
  border: 1.5px solid var(--cactus);
  border-radius: 999px;
}
.paginacion a:hover { background: var(--cactus); color: #fff; }
.paginacion span { color: #7c8a96; }

a.kicker { text-decoration: none; }
a.kicker:hover { text-decoration: underline; }